== Example with mandatory variables not filled in

[,yaml]
----
---
rougail:                      # Rougail
  var3: example               # A third variable
----
== Example with all variables modifiable

[,yaml]
----
---
rougail:                      # Rougail
  var1: test1                 # A first variable
  var2: test1                 # A second variable
  var3: example               # A third variable
----